SteelSeries Sensei MLG Pro Grade Laser Mouse features enhanced tournament grade laser sensor and button switches; A powerful 32 bit ARM processor allows Sensei to reach up to 16400 DCPI; Light up your wheel, CPI indicator or MLG logo. Or turn it all off; Adjustable Lift Distance regardless of the surface; Via the built-in menu, you can customize on the go -Complete customization of the Sensei can be configured through 4 technology features that we're calling SteelSeries ExactTech settings. with simply your scroll wheel; USB connedtion; We made no compromise when building a mouse for professional gamers looking to dominate the Major League Gaming circuit.